Draw the genetic cross for the given pedigree

• Sep 7, 2022

• #1

Tasha Clifford

19

5

Homework Statement

Given the following pedigree and that Black shading implies sick individual

Draw a suitable cross diagram for the first and second generation offsprings

Relevant Equations

None

I have tried every possible combination to come up with the cross diagram to no avail
Your help is needed please

 

Physics news on Phys.org

• Research suggests how turbulence can be used to generate patterns
• High-quality microwave signals generated from tiny photonic chip
• Quantum talk with magnetic disks

• Sep 7, 2022

• #2

berkeman

Mentor

66,802

19,441

Tasha Clifford said:

Homework Statement:: Given the following pedigree and that Black shading implies sick individual

Draw a suitable cross diagram for the first and second generation offsprings
Relevant Equations:: None

I have tried every possible combination

That's amazing! Could you please show us that work, and tell us why each try was probably wrong? Thanks.

Also, if you could link to some correctly worked examples of this type of question, that would help us in replying. Thanks.

 

1. What is a genetic cross?

A genetic cross is a method used by scientists to study the inheritance of traits in organisms. It involves breeding two organisms with different genetic traits and observing the traits that are passed down to their offspring.

2. How is a genetic cross represented?

A genetic cross is typically represented in a diagram called a pedigree. This diagram shows the relationships between individuals and the inheritance of traits over multiple generations.

3. What information is needed to draw a genetic cross?

To draw a genetic cross, you will need information about the traits being studied, the parents' genotypes, and the genotypes and phenotypes of their offspring.

4. What are the different types of genetic crosses?

There are several types of genetic crosses, including monohybrid crosses (studying the inheritance of one trait), dihybrid crosses (studying the inheritance of two traits), and test crosses (used to determine an individual's genotype).

5. What can we learn from a genetic cross?

A genetic cross can help us understand how traits are inherited and passed down from parents to offspring. It can also provide information about the probability of certain traits appearing in future generations and can be used to predict the likelihood of certain genetic disorders.